Ardissoneopsis Lobban & Ashworth gen. nov.

Description.

Valves single walled, isopolar or weakly heteropolar, simple polar architecture on valve and valvocopula.

Type species.

Ardissoneopsis undosa (Grunow) Lobban & Ashworth comb. nov.

Etymology.

Ardissonea [named for Italian phycologist Francesco Ardissone (1837-1910)] + - opsis, L. similar to.

Included species.

Ardissoneopsis fulgicans Lobban & Ashworth, sp. nov.

Ardissoneopsis appresssata Lobban & Ashworth, sp. nov.

Ardissoneopsis gracilis Lobban sp. nov.

Ardissoneopsis undosa (Grunow) Lobban & Ashworth comb. nov.

Registration.

Phycobank http://phycobank.org/103240.